200100000002220 has 72 divisors (see below), whose sum is σ = 607537792920240. Its totient is φ = 53310084140160.

The previous prime is 200100000002209. The next prime is 200100000002239. The reversal of 200100000002220 is 22200000001002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 519763926 + ... + 520148765.

It is an arithmetic number, because the mean of its divisors is an integer number (8438024901670).

Almost surely, 2^{200100000002220} is an apocalyptic number.

200100000002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200100000002220 is an abundant number, since it is smaller than the sum of its proper divisors (407437792918020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200100000002220 is a wasteful number, since it uses less digits than its factorization.

200100000002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039913775 (or 1039913770 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 200100000002220 its reverse (22200000001002), we get a palindrome (222300000003222).

The spelling of 200100000002220 in words is "two hundred trillion, one hundred billion, two thousand, two hundred twenty".